css实现了hover显示title的效果

代码

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
<div data-title="hello, world">hello...</div>

<style>
div {
position: relative;
}
div:hover::after {
content: attr(data-title); //取到data-title属性的值
display: inline-block;
padding: 10px 14px;
border: 1px solid #ddd;
border-radius: 5px;
position: absolute;
top: -50px;
left: -30px;
}
</style>

效果图

018

参考

https://www.cnblogs.com/horanly/p/6101283.html